1×1=1
2×1=2,2×2=4
3×1=3,3×2=6,3×3=9
......
9×1=9,9×2=18,9×3=27,… 9×9=81
public class Base { public static void main(String[] args) { int i,j; for(i=1;i<=9;i++) { for(j=1;j<=i;j++) { int k=i*j; System.out.print(i+"*"+j+"="+k); if(j!=i){ System.out.print(","); } } System .out.println(); } } }
publicvoidmultiplication() { // TODO Auto-generated method stub for(inti =1; i <10; i++) { for(intj =1; j <= i; j++) { System.out.print(i +"*"+ j +"="+ i*j); if(j != i) { System.out.print(","); } } System.out.println(""); } } |
public static void main(String[] args) { for (int i = 1; i < 10; i++){ for (int j = 1; j <= i; j++){ System.out.print(i + "*" + j + "=" +(i*j)); System.out.print(" "); } System.out.println(); } }
package com.java3.ch1; /* 思路分析:采用双重循环 i 和 j 来输出,其中 i 控制行数, j 控制列数 观察可以最后一个输出后面不加空格,可以使用if - else 来解决 */ public class Q1 { public static void main(String[] args) { for(int i = 1;i < 10;i++){ for(int j = 1;j <= i;j++){ if( j == i){ System.out.print(i + "×" + j + "="+ i*j); break; } System.out.print(i + "×" + j + "=" + i*j + ","); } System.out.println(); } } }
public static void main(String[] args) { for (int i = 1; i < 10; i++) { for (int j = 1; j <= i; j++) { System.out.print(i + "*" + j + "=" + i * j); if (i != j) { System.out.print(","); } else { System.out.println(); } } } }
public class xunhuan{ public static void main(String[] args){ for(int i=1;i<=9;i++){ for(int j=1;j<=i;j++){ if (j==i){ system.out.print(i+"*"+j+"="i*j);break;} system.out.print(i+"*"+j+"="+i*j+","); } system.out.println(" "); } } }
for(int i=1;i<=9;i++){ for(int j=1;j<=i;j++){ System.out.print(j+"*"+i+"="+i*j+"\t"); } System.out.println(); }